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Finding the Fourth Proportional to 267,953.52, 369,766.28 and 151,664.49

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Solution

The fourth proportional to 267,953.52, 369,766.28 and 151,664.49 is: 209,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,953.52 : 369,766.28 = 151,664.49 : x
  2. Step 2: Convert to fraction form
    267,953.52/369,766.28 = 151,664.49/x
  3. Step 3: Cross multiply
    267,953.52x = 369,766.28 × 151,664.49
  4. Step 4: Simplify right side
    267,953.52x = 56,080,414,275.40
  5. Step 5: Solve for x
    x = 56,080,414,275.40/267,953.52
  6. Step 6: Final answer
    x = 209,291.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.